codes & uses for toolstrip??

Haveing a projects which requires me to use toolstrips, and i am new to it. Hoping that i can get some knowledge in it. Since i am doing on the image. I was wondering, what are the codes for toolstrips and its uses that i can apply in the program?? how am i able to declare...

example:

Rank <- to find the seq (have no idea how to declare it)

Thanks for yr help